diff --git a/designer-realize/src/main/java/com/fr/design/dscolumn/ResultSetGroupDockingPane.java b/designer-realize/src/main/java/com/fr/design/dscolumn/ResultSetGroupDockingPane.java
index 2c994cc7be..3a51af2844 100644
--- a/designer-realize/src/main/java/com/fr/design/dscolumn/ResultSetGroupDockingPane.java
+++ b/designer-realize/src/main/java/com/fr/design/dscolumn/ResultSetGroupDockingPane.java
@@ -228,9 +228,6 @@ public class ResultSetGroupDockingPane extends ResultSetGroupPane {
         this.listener = listener;
     }
 
-    void fireTargetChanged() {
-
-    }
 
     @Override
     public void setRecordGrouper(RecordGrouper recordGrouper) {